diff options
Diffstat (limited to 'net/core/gen_stats.c')
| -rw-r--r-- | net/core/gen_stats.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c index 25d7c0989b83..26c020a7ead4 100644 --- a/net/core/gen_stats.c +++ b/net/core/gen_stats.c @@ -321,6 +321,38 @@ void __gnet_stats_copy_queue(struct gnet_stats_queue *qstats, } EXPORT_SYMBOL(__gnet_stats_copy_queue); +static void gnet_stats_add_queue_cpu(struct gnet_stats_queue *qstats, + const struct gnet_stats_queue __percpu *q) +{ + int i; + + for_each_possible_cpu(i) { + const struct gnet_stats_queue *qcpu = per_cpu_ptr(q, i); + + qstats->qlen += qcpu->backlog; + qstats->backlog += qcpu->backlog; + qstats->drops += qcpu->drops; + qstats->requeues += qcpu->requeues; + qstats->overlimits += qcpu->overlimits; + } +} + +void gnet_stats_add_queue(struct gnet_stats_queue *qstats, + const struct gnet_stats_queue __percpu *cpu, + const struct gnet_stats_queue *q) +{ + if (cpu) { + gnet_stats_add_queue_cpu(qstats, cpu); + } else { + qstats->qlen += q->qlen; + qstats->backlog += q->backlog; + qstats->drops += q->drops; + qstats->requeues += q->requeues; + qstats->overlimits += q->overlimits; + } +} +EXPORT_SYMBOL(gnet_stats_add_queue); + /** * gnet_stats_copy_queue - copy queue statistics into statistics TLV * @d: dumping handle |